Finding the Fourth Proportional to 5,544,129.70, 8,322,415.35 and 4,287,528.10
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Solution
The fourth proportional to 5,544,129.70, 8,322,415.35 and 4,287,528.10 is: 6,436,102.98
Step by Step Solution
- Step 1: Write the proportion equation
5,544,129.70 : 8,322,415.35 = 4,287,528.10 : x - Step 2: Convert to fraction form
5,544,129.70/8,322,415.35 = 4,287,528.10/x - Step 3: Cross multiply
5,544,129.70x = 8,322,415.35 × 4,287,528.10 - Step 4: Simplify right side
5,544,129.70x = 35,682,589,672,996.33 - Step 5: Solve for x
x = 35,682,589,672,996.33/5,544,129.70 - Step 6: Final answer
x = 6,436,102.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.